local remoteUrl = "https://raw.githubusercontent.com/realGiB/pocketOS/main/"

local next = "/System/loadOS"
local files = {"startup", "/System/.version", "/System/autoupdater", "/System/loadOS"}

local remoteVersion = http.get(remoteUrl .. "System/.version")
local localVersion = fs.open("System/.version", "r")

local rVersion = remoteVersion.readAll()
-- Initialize at 0 for first-time installation, etc.
local lVersion = 0
if localVersion ~= nil then
    lVersion = localVersion.readAll()
    localVersion.close()
end

if rVersion ~= lVersion then
    print("Downloading Update...")
    print("Your Verison: ", lVersion)
    print("New Version: ", rVersion)
    for k, file in pairs(files) do
        print("Downloading... " .. file)
        local currentFile = fs.open(file, "w")
        local remoteFile = http.get(remoteUrl .. file)
        if remoteFile ~= nil then
            currentFile.write(remoteFile.readAll())
            remoteFile.close()
            print("Remote file doesn't exist!")
        end
        currentFile.close()

    end
else
    print("You're up to date!")
end
print('done')
shell.run(next)